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【单选题】
用下列哪个试剂可将 CH 3 CH=CHCH 2 CH 2 CHO 还原为 CH 3 CH 2 CH 2 CH 2 CH 2 CH 2 OHA.
NaBH4
B.
H2+Pd
C.
LiHAl4
D.
NH2NH2 + NaOH
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【简答题】阅读理解。 What is blood? Blood is a thick, red fluid which carries oxygen, water and food to all parts of the body. It keeps the body at the right temperature (温度) and protects it from disease. If you los...
【单选题】有确凿的证据表明应收账款确实无法收回时,企业应编制的会计分录为()。
A.
借记“信用减值损失”，贷记“应收账款”
B.
借记“坏账准备”，贷记“应收账款”
C.
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D.
借记“资产减值损失”，贷记“应收账款”
【单选题】Strong sandstorms are often _____ you cannot see the sun.
A.
so thick that
B.
such thick that
C.
thick in order that
D.
thick such that
【单选题】'Thick 'means()in the sentence'are you thick in your head? '
A.
stupid
B.
heavy
C.
big
D.
small
【简答题】阅读理解 Part of David's heart muscle grew thick and stiff ,keeping the flow of blood. The disease David had lived with for 17 years was slowly keeping his heart from beating. The night Flora bent forward...
【单选题】We stayed in a quiet hotel,__ _.
A.
next to it was a thick wood
B.
next to which was a thick wood
C.
next to it there was a thick wood
D.
next to which a thick wood was
相关题目：
【单选题】'Thick 'means()in the sentence'are you thick in your head? '
A.
stupid
B.
heavy
C.
big
D.
small
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